circular-progress-button - Android Circular Progress Button.
This is a UI lib for Android to create buttons with "shining" effects.
Like Button is a library that allows you to create a button with animation effects similar to Twitter's heart when you like something.
android-process-button is an Android buttons with built-in progress meters.
An Android library to easily create fancy buttons without the need of drawable files.
Library of an android button activated by swipe.
Easy to use. Make your app look great Better UX in sensitive button
A simple Android library to implement a number counter with increment and decrement buttons.
Highly customizable and lightweight library that allows you to create a button with animation effect similar to Twitter's heart animation.
A custom SignInButton for Android that supports 'android:text' attribute, currently not supported by Google's original 'SignInButton'. This library also allows to set button theme to dark or light and is based on Google guidelines.
FButton / android-flat-button is a custom Button of Android with "Flat UI" concept. This library is very small and highly customizable.
A group of toggle buttons, supports multiple / single selection.
A nice looking switch for on/off and two states operations
Use this view such as in the camera app/activity where you can tap on a button to take a picture and hold the button to start recording video and release is to finish.
Easy creation and management of toggle buttons from the Material Design spec. Similar functionality to iOS segmented controls, and works great alongside them on Android.
A segmented control for android, with a lot of customization properties.
Beautiful Fancy Button on endorphins.
Icons, Borders, Radius for Android buttons with selectable 16 Icon Fonts precompiled! No need to manually using
 for icon font character anymore!
Animating swipe button for Android with a circular progress bar for async operations.
React Button is a library to create a button like in Facebook app.
A configurable and animated material loading button.
If you're an RxJava fan as I am this button will come you really handy.